The Emerson 1F85U-42PR is a 7-day programmable thermostat designed for versatile home and commercial HVAC control, compatible with most 4-heat/2-cool heat pump systems. This model provides flexible scheduling options, allowing unique settings for each day, making it ideal for efficient energy management. https://www.partshnc.com/1f85u-42pr-emerson-climate-white-rodgers-4ht2cl-htpump-7d-prog-tstat